<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>任务管理监控内存变化</title>
</head>
<body>
  <button id="btn">Add</button>

  <script>
    const arrList = [];

    function test () {
      for (let i = 0;i < 100000;i++) {
        document.body.appendChild(document.createElement('p'));
      }

      arrList.push(new Array(1000000).join('x'));
    }

    const oBtn = document.getElementById('btn');

    oBtn.onclick = test
  </script>
</body>
</html>


